A place like the Right Livers' Rest was bound to draw freaks, same as molasses draws flies. 1935, George Goodchild, chapter 5, in Death on the Centre Court: By one o'clock the place was choc-a-bloc.
Respiratory infections as well as infections of certain glands can be a cause of excessive saliva, according to the National Library of Medicine. Children with a cold, influenza or nasal allergies may have excessive saliva and drool.
However excessive drooling caused by too much saliva in the mouth is not normal and can be a sign of a serious condition. There are a number of different causes for ptylism or excessive saliva production in dogs. Some can be local issues in the mouth or throat, while others are more systemic disorders.